How occupational licensing matters for wages and careers

Source: Ryan Nunn, Brookings Institution, Hamilton Project, March 2018

From the summary:
Occupational licensing—the legal requirement that a credential be obtained in order to practice a profession—is a common labor market regulation that ostensibly exists to protect public health and safety. However, by limiting access to many occupations, licensing imposes substantial costs: consumers pay higher prices, economic opportunity is reduced for unlicensed workers, and even those who successfully obtain licenses must pay upfront costs and face limited geographic mobility. In addition, licensing often prescribes and constrains the ways in which work is structured, limiting innovation and economic growth…..